Great at settling positive charged haze causing solids like yeast or fruit particles. You can combine with a negatively charged bentonite or kieselsol for a even better result in settling before you siphon.
It doesn't require tannin to flocculate which makes it excellent with white wines.
Chitosan comes from the shells of crustaceans and is more commonly used with kieselsol.
Affects + positively charged particles.